Home / 3,622,132.92-4,998,301.71-1,990,505.18

Finding the Fourth Proportional to 3,622,132.92, 4,998,301.71 and 1,990,505.18

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Solution

The fourth proportional to 3,622,132.92, 4,998,301.71 and 1,990,505.18 is: 2,746,764.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622,132.92 : 4,998,301.71 = 1,990,505.18 : x
  2. Step 2: Convert to fraction form
    3,622,132.92/4,998,301.71 = 1,990,505.18/x
  3. Step 3: Cross multiply
    3,622,132.92x = 4,998,301.71 × 1,990,505.18
  4. Step 4: Simplify right side
    3,622,132.92x = 9,949,145,419,966.35
  5. Step 5: Solve for x
    x = 9,949,145,419,966.35/3,622,132.92
  6. Step 6: Final answer
    x = 2,746,764.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.